Collection: Gas Detector

EMF Detector, MESTEK 5 in 1 EMF Meter Radiation Detector, Electric Field,Radio Frequency Field Temperature, Magnetic Field Strength Meter, Rechargeable EMF Reader Home EMF Detection and Ghost Hunting

ERICKHILL Pinless Wood Moisture Meter, Non-Destructive Wall Moisture Meter for Drywall Masonry Building Material Dampness Inspection Mold Detector Device, Detects up to 2-inch Below Surface

Extech MD10 Non-contact Magnet Detector with Built-in Flashlight , Blue

Franklin Sensors ProSensor 710+ Stud Finder with 13-Sensors, Wood & Metal Stud Detector/Wall Scanner, Built-in Bubble Level

Franklin Sensors ProSensor M150/X990 Stud Finder with Live Wire Detection and 9-Sensors, Wood & Metal Stud Detector/Wall Scanner, Made in The USA

7 in 1 Stud Finder Wall Scanner, Stud Detector with Smart Microprocessor Chip and LCD Display, Stud Sensor Beam Finders for Center and Edge of Wood AC Wire Joist Metal Pipe

FNIRSI Stud Finder Wall Scanner - 6 in 1 Electronic Wall Wood Metal Stud Finder, Wall Detector with Updated Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe

Franklin Sensors ProSensor M210 Stud Finder with 13-Sensors, Wood & Metal Stud Detector/Wall Scanner, Live Wire Detection

Dmyond Metal Detector Pinpointer, Professional Waterproof Handheld Pin Pointer Wand, Search Treasure Pinpointing Finder Probe with 9V Battery for Adults, Kids - Orange

EMF Detector, Detect All 3 Types of Electromagnetic Radiation Field in 1 EMF Meter for 5G, Cell Towers, WiFi and Smart Meters, EMF Reader for Ghost Hunting Equipment Home, Office (Color01)

EMF Detector, Detect All 3 Types of Electromagnetic Radiation Field in 1 EMF Meter for 5G, Cell Towers, WiFi and Smart Meters, EMF Reader for Ghost Hunting Equipment Home, Office (White)

ELECTOP Portable Carbon Monoxide Detectors, WiFi Co Gas Monitor for Air Quality, [3-in-1] CO Detector, Humidity, Temperature Meter, CO Sensor Alarm Detector with Lanyard for Home and Travel

Ammonia Gas Meter Detector, NH3 Gas Monitor Sensor with Range 0-100 ppm & 0.1ppm Resolution, Portable Air Quality Detector Meter for Farm, Poultry, Pig & Livestock GR-5800G

Indoor/Outdoor CO2 Carbon Dioxide Detector, 3-in-1 Portable CO2 Monitor,Temperature & Humidity, CO2 Meter with Alarm, for Home, Car, Grow Tents, Travel,Camping

INKBIRD Portable CO2 Detector with Bluetooth, Smart Indoor Air Quality Monitor, can detects CO2, Temperature, Humidity, etc., Electronic Ink Display & 4 Years Battery Life, for Home, Office, motorhome

6-in-1 Air Quality Monitor Indoor Air Quality Detector Portable AQI Tester Detect CO2 PM2.5 PM10 HCHO TVOC Meter for Cars,Homes,Schools,Offices

8-in-1 Indoor Air Quality Monitor, Formaldehyde Detector, Temperature & Humidity Meter, Sensor, Tester Detect PM2.5, CO, CO2, HCHO,TVOC,AQI Micron Dust, Home Air Test Kits

color tree Handheld LED EMF Magnetic Field Ghost Hunting Detector Electromagnetic Paranormal Equipment Tester 50Hz-20,000Hz Black (LED EMF)

LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Portable Counter

EMF Meter,Advanced GQ EMF-390 Multi-Field Electromagnetic Radiation 3-in-1 EMF ELF RF meter, 5G Cell Tower Smart meter Wifi Signal Detector RF up to 10GHz with Data Logger and 2.5Ghz Spectrum Analyzer

GQ GMC-300S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter

GQ GMC-320S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter

GQ GMC-500Plus Geiger Counter Nuclear Radiation Detector Monitor Dosimeter, white

ERICKHILL EMF Meter, Rechargeable Digital Electromagnetic Field Radiation Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor and Ghost Hunting(Blue)

Geiger Counter Nuclear Radiation Detector - FNIRSI Radiation Dosimeter with LCD Display, Portable Handheld Beta Gamma X-ray Rechargeable Radiation Monitor Meter, 5 Dosage Units Switched

Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, R410A R134A R1234YF CFCs HCFCs HFCs, ILD-200

LATNEX AF-5000 5G EMF Meter RF Detector Tester and Reader with Calibration Certificate - Tests and Measures RF and Microwaves, 3-Axis Gauss or Tesla Magnetic Fields and Electrical ELF Fields

1/2 Mile Hosmart Rechargeable Driveway Alarm Wireless Sensor System & Driveway Sensor Alert System Weatherproof Security Outdoor Motion Sensor & Detector

1/2 Mile Hosmart Rechargable Driveway Alarm Wireless Sensor System & Driveway Sensor Alert System Weatherproof Security Outdoor Motion Sensor & Detector

AcuRite 01024M Pro Weather Station with HD Display, Lightning Detector, Rain, Wind, Temperature and Humidity, (5-in-1) , white

2 Packs Gas & Carbon Monoxide Detectors - Plug in Carbon Monoxide Detector & Propane, Natural Gas Detector, CO Monitor Alarm & Explosive Gas Detector Alarm for Home,RV

Plug in Combination Gas & Carbon Monoxide Detectors - Natural Gas Detectors & Carbon Monoxide Alarm for Home, Co Detector & Gas Detectors with Digital Display,Holds 9V Battery (not Included)